Earn point on your loyalty program!arrow arc left

Cheap flights from Chicago (CHI) to Washington (DCA)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Chicago (CHI) to Washington (DCA)

How to find the cheapest flight from Chicago (CHI) to Washington (DCA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Chicago (CHI) to Washington (DCA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Chicago (CHI) to Washington (DCA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Chicago to Washington in March , April 2026

24 Mar - 01 Apr $ 299.00
CHI
Chicago
United Airlines
DIRECT
DCA
Washington
DCA
Washington
United Airlines
DIRECT
CHI
Chicago
Pick dates
24 Mar - 01 Apr $ 299.00
CHI
Chicago
United Airlines
DIRECT
DCA
Washington
DCA
Washington
United Airlines
DIRECT
CHI
Chicago
Pick dates
24 Mar - 01 Apr $ 299.00
CHI
Chicago
United Airlines
DIRECT
DCA
Washington
DCA
Washington
United Airlines
DIRECT
CHI
Chicago
Pick dates

Last minute flights from Chicago to Washington

31 Mar - 31 Mar $ 279.00
CHI
Chicago
United Airlines
DIRECT
DCA
Washington
DCA
Washington
United Airlines
DIRECT
CHI
Chicago
Pick dates
31 Mar - 31 Mar $ 279.00
CHI
Chicago
United Airlines
DIRECT
DCA
Washington
DCA
Washington
United Airlines
DIRECT
CHI
Chicago
Pick dates
31 Mar - 31 Mar $ 279.00
CHI
Chicago
United Airlines
DIRECT
DCA
Washington
DCA
Washington
United Airlines
DIRECT
CHI
Chicago
Pick dates

One-way flights to Washington from Chicago

6:00 AM - 6:00 AM
United Airlines
0 Stops
1h 51m
CHI - DCA
$ 115
Kiwi
Pick dates
6:00 AM - 6:00 AM
United Airlines
0 Stops
1h 51m
CHI - DCA
$ 318
Kiwi
Pick dates
6:00 AM - 6:00 AM
United Airlines
0 Stops
1h 51m
CHI - DCA
$ 318
Kiwi
Pick dates

How to find the cheapest flight from Chicago (CHI) to Washington (DCA)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Chicago (CHI) to Washington (DCA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Chicago (CHI) to Washington (DCA)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.